order

1. (n) (countable) A command. 2. (n) (countable) A request for some product or service; a commission to purchase, sell, or supply goods. 3. (n) (countable) Arrangement, disposition, or sequence. 4. (n) (countable) A position in an arrangement, disposition, or sequence. 5. (n) (uncountable) The state of being well arranged. 6. (n) (countable) Conformity with law or decorum; freedom from disturbance; general tranquillity; public quiet. 7. (n) (countable) A group of religious adherents, especially monks or nuns, set apart within their religion by adherence to a particular rule or set of principles. 8. (n) Any group of people with common interests. 9. (n) (countable) A decoration, awarded by a government, a dynastic house, or a religious body to an individual, usually for distinguished service to a nation or to humanity. 10. (n) A number of things or persons arranged in a fixed or suitable place, or relative position; a rank; a row; a grade; especially, a rank or class in society; a distinct character, kind, or sort. 11. (n) (Christianity) An ecclesiastical rank or position, usually for the sake of ministry, (especially, when plural) holy orders. 12. (n) (cricket) The sequence in which a side’s batsmen bat; the batting order. 13. (n) (countable, biology, taxonomy) A category in the classification of organisms, ranking below class and above family; a taxon at that rank. 14. (n) (architecture) The disposition of a column and its component parts, and of the entablature resting upon it, in classical architecture; hence (since the column and entablature are the characteristic features of classical architecture) a style or manner of architectural design. 15. (n) (countable) An association of knights. 16. (n) (sciences, engineering, logic) Scale: size or scope. 17. (n) (electronics) A power of polynomial function in an electronic circuit’s block, such as a filter, an amplifier, etc. 18. (n) (chemistry) The overall power of the rate law of a chemical reaction, expressed as a polynomial function of concentrations of reactants and products. 19. (n) (set theory, of a set or algebraic structure) The number of elements contained within (the given object); formally, the cardinality (of the given object). 20. (n) (group theory, of an element g of a group G) The smallest positive natural number n such that (denoting the group operation multiplicatively) gⁿ is the identity element of G, if such an n exists; if no such n exists the element is said to be of infinite order (or sometimes zero order). 21. (n) (graph theory, of a graph) The number of vertices in the graph (i.e. the set-theoretic order of the set of vertices of the graph). 22. (n) (order theory) A partially ordered set. 23. (n) (order theory) The relation with which a partially ordered set is equipped. 24. (n) (algebra, of a monomial) The sum of the exponents of the variables involved in the expression. 25. (n) (algebra, of a polynomial in one variable) The order of the leading monomial; (equivalently) the largest power of the variable involved in the given expression. 26. (n) (finance) A written direction to furnish someone with money or property; compare money order, postal order. 27. (v) (transitive) To set in some sort of order. 28. (v) (transitive) To arrange, set in proper order. 29. (v) (transitive) To issue a command to; to charge. 30. (v) (transitive) To request some product or service; to secure by placing an order. 31. (v) To admit to holy orders; to ordain; to receive into the ranks of the ministry. 32. (n) (scouting) The Order of the Arrow.